Williams, W. (1925). Mainsprings of men. C. Scribner's Sons.
Chicagoスタイル(17版)引用形式Williams, Whiting. Mainsprings of Men. New York: C. Scribner's Sons, 1925.
MLA(9版)引用形式Williams, Whiting. Mainsprings of Men. C. Scribner's Sons, 1925.
警告: この引用は必ずしも正確ではありません.